package com.tbabs.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.tbabs.common.BaseContext;
import com.tbabs.common.R;
import com.tbabs.entity.AddressBook;
import com.tbabs.service.AddressBookService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@Slf4j
@RestController
@RequestMapping("/addressBook")
public class AddressBookController {

    @Autowired
    private AddressBookService addressBookService;

    /**
     * 新增地址
     */
    @PostMapping
    public R<AddressBook> save(@RequestBody AddressBook addressBook) {
        // 通过线程获取userId
        addressBook.setUserId(BaseContext.getCurrentId());
        addressBookService.save(addressBook);
        return R.success(addressBook);
    }

    /**
     * 设置默认地址
     */
    @PutMapping("/default")
    public R<AddressBook> setDefault(@RequestBody AddressBook addressBook) {
        // 现将所有用户的地址设为非默认
        LambdaUpdateWrapper<AddressBook> wrapper = new LambdaUpdateWrapper<>();
        wrapper.eq(AddressBook::getUserId, BaseContext.getCurrentId())
                .set(AddressBook::getIsDefault, 0);
        addressBookService.update(wrapper);

        // 再将当前的地址设置为默认
        addressBook.setIsDefault(1);
        addressBookService.updateById(addressBook);
        return R.success(addressBook);
    }

    /**
     * 根据id查询地址
     */
    @GetMapping("/{id}")
    public R<AddressBook> get(@PathVariable Long id) {
        AddressBook addressBook = addressBookService.getById(id);
        if (addressBook != null) {
            return R.success(addressBook);
        } else {
            return R.error("该用户无地址信息！");
        }
    }

    /**
     * 查询默认地址
     */
    @GetMapping("default")
    public R<AddressBook> getDefault() {
        // 条件构造器
        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(AddressBook::getUserId, BaseContext.getCurrentId())
                .eq(AddressBook::getIsDefault, 1);
        AddressBook addressBook = addressBookService.getOne(queryWrapper);

        if (null == addressBook) {
            return R.error("当前用户没有设置默认地址！");
        } else {
            return R.success(addressBook);
        }
    }

    /**
     * 查询指定用户的全部地址
     */
    @GetMapping("/list")
    public R<List<AddressBook>> list(AddressBook addressBook) {
        addressBook.setUserId(BaseContext.getCurrentId());

        //条件构造器
        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(null != addressBook.getUserId(), AddressBook::getUserId, addressBook.getUserId())
                .orderByDesc(AddressBook::getUpdateTime);

        return R.success(addressBookService.list(queryWrapper));
    }

    /**
     * 修改收获地址
     */
    @PutMapping
    public R<String> updateAddressBook(@RequestBody AddressBook addressBook){
        // 通过地址id删除原来的地址信息
        addressBookService.removeById(addressBook.getId());

        // 重新添加新的地址管理信息
        addressBookService.save(addressBook);

        return R.success("修改地址成功！");
    }
}
